2026 NPPES data Specialist NPI 1558309013 MD, PHD
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HALSEY WYATT, MD, PHD

Specialist in NEW ORLEANS, Louisiana. CMS National Plan and Provider Enumeration System profile including specialty classification, practice address, and Medicare prescribing data when reported.

Federal data — no proprietary rating. PlainDoctor publishes the actual CMS NPPES and Medicare records — NPI registration, specialty, practice location, and prescribing data — without a composite score or editorial opinion on top. Every field traces to a federal source.
Prescribing volume
20
Medicare Part D claims · 15 beneficiaries · Specialist avg: 1K
MIPS score
96.9086/100
▲ 14 pts above national avg 83.1 · [object Object]

What the federal data shows

HALSEY WYATT, MD, PHD reported a CMS MIPS final score of 96.9086/100 — above the 83.1 national average — and filed 20 Medicare Part D claims in 2023.

96.9086/100
MIPS score · +14 vs avg
20
Part D claims, 2023

Every figure on this page comes straight from federal CMS records (NPPES, Medicare Part D, MIPS, Open Payments) — no proprietary rating or editorial opinion is applied.

HALSEY WYATT, MD, PHD's MIPS score vs every scored U.S. clinician

CMS Merit-based Incentive Payment System (MIPS) final score, 2023 — the federal quality measure

97 Top 17% higher than 83% of 477,587 scored providers

0–10: 8,684 scored providers (2%). Below this entry. 10–20: 3,008 scored providers (1%). Below this entry. 20–30: 3,069 scored providers (1%). Below this entry. 30–40: 2,746 scored providers (1%). Below this entry. 40–50: 2,928 scored providers (1%). Below this entry. 50–60: 5,882 scored providers (1%). Below this entry. 60–70: 13,906 scored providers (3%). Below this entry. 70–80: 118,074 scored providers (25%). Below this entry. 80–90: 129,887 scored providers (27%). Below this entry. 90–100: 189,403 scored providers (40%). This entry sits in this band. This provider 0 100 every MIPS-scored clinician, bucketed by value

Each bar is a band; taller bars hold more scored providers. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.

Source CMS Merit-based Incentive Payment System (MIPS) · 2023

What does the federal data show about HALSEY WYATT, MD, PHD?

High performer (top quartile)

NPI registry status

Active

Issued 06/04/2006

NPI 1558309013

Primary specialty

Specialist

High-volume

69,658 US NPIs in this specialty

Medicare Part D claims

20 99% vs specialty avg

2023 prescription claims

Specialty avg: 1,474

MIPS final score

96.9086/100 13.808600000000013% pts

Exceptional band

vs 83.1 national avg

Specialty distribution in Louisiana

How Specialist compares to other specialties among Louisiana providers

Louisiana providers

Specialist share within Louisiana

1. Specialist42%2. Internal medicine21%3. Family medicine17%4. Surgical12%5. Pediatric8%
Specialist share within Louisiana

Medicare quality performance — MIPS

HALSEY WYATT, MD, PHD's 2023 MIPS final score plotted against the Specialist national average

High performer (top quartile)
MIPS Final Score
96.9086/100
vs 83.1 national avg · 2023 performance year

MIPS final score (Specialist) — 96.9086/100 vs national avg 83.1

0%100%National avg83%96.9%
MIPS final score (Specialist) — 96.9086/100 vs national avg 83.1

The Merit-based Incentive Payment System (MIPS) scores providers 0–100 across four performance categories: Quality, Cost, Promoting Interoperability, and Improvement Activities, weighted under 42 CFR §414.1380. Reporting is voluntary for many small practices, so absence of a MIPS score is not a quality signal.

Board certification through an ABMS or AOA member board signals voluntary post-licensure examination plus continuous Maintenance of Certification cycles. Verify any individual provider's status through certificationmatters.org (ABMS) or osteopathic.org (AOA).

HALSEY WYATT, MD, PHD appears in the CMS NPPES registry as a Specialist provider holding MD, PHD credentials at 5214 ANNUNCIATION ST, NEW ORLEANS, LA, 70115, with a listed phone of (504) 669-9084. NPI 1558309013 was issued on 06/04/2006. Because NPPES data is self-reported by the provider and refreshed monthly, the address, phone, and specialty reflect what WYATT most recently submitted to CMS rather than a vetted directory listing, which is why patients should always confirm the practice is still at this location before scheduling.

Medicare Part D records for calendar year 2023 show 20 prescription claims written by this provider, covering 15 Medicare beneficiaries and totaling roughly $164 in drug spend. These figures capture only Medicare Part D — commercial insurance, Medicaid, and cash-pay prescriptions are not included, and any drug-beneficiary cell under 11 is suppressed by CMS for patient privacy. On the CMS Merit-based Incentive Payment System, this provider earned a Final Score of 96.9086/100 for the 2023 performance year (Quality 77.779), compared with the national average of 83.1.

Specialist is a high-volume specialty nationwide, with 69,658 enrolled providers across 55 states and an average of 1,474 Part D claims per prescriber, so the context for interpreting these metrics differs meaningfully from a primary-care baseline. Important: PlainDoctor is a directory of publicly available government data, not medical advice, a malpractice database, or a quality rating. Inclusion here does not imply a recommendation, and absence of complaints or sanctions on this page does not mean none exist — always verify credentials through the NPPES NPI Registry, your state medical board, and the ABMS or AOA before making healthcare decisions.

Practice Address

5214 ANNUNCIATION ST
NEW ORLEANS, LA 70115

Provider Details

NPI 1558309013
Specialty Specialist
Credentials MD, PHD
Gender Male
NPI Issued 06/04/2006

CMS Quality Score (MIPS)

Merit-based Incentive Payment System (MIPS) scores from CMS, 2023 performance year.

96.9086
Final Score
Avg: 83.1
77.779
Quality
100
Promoting Interoperability

Reporting: Alternative Payment Model

Hospital and facility affiliations

Facilities where HALSEY WYATT, MD, PHD bills Medicare from. Star ratings (1-5) are CMS Hospital Compare's "Hospital overall rating" — a composite of mortality, readmission, patient experience, safety, timely care, and efficient use of medical imaging measures. Source: CMS Care Compare.

UNIVERSITY MEDICAL CENTER MANAGEMENT CORPORATION
NEW ORLEANS, LA

Affiliations sourced from CMS Doctors and Clinicians National Downloadable File; hospital ratings from CMS Hospital General Information dataset (cross-referenced by facility name + state).

Medicare Part D Prescribing Data

CMS Medicare Part D prescriber-level data for calendar year 2023.

20
Total Claims
$164
Total Drug Cost
15
Medicare Beneficiaries

Prescribing Breakdown

30-Day Fills
23
Total Day Supply
348
Brand Drug Cost
$0
Generic Drug Cost
$164

Patient Demographics

Average Patient Age
67.6 years
Avg HCC Risk Score
3.50

Specialist Overview

How HALSEY WYATT, MD, PHD fits within the Specialist landscape nationally.

69,658
Specialist Providers in US
55
States with Specialist
1,474
Avg Claims per Provider

HALSEY WYATT, MD, PHD's 20 claims are below the specialty average of 1,474.

Nearby Specialist Providers in Louisiana

Other clinicians with the same primary specialty enrolled in Louisiana, drawn from the same CMS NPPES roster as WYATT.

Compare Specialist nationally: see state-by-state distribution →

Frequently Asked Questions

What is HALSEY WYATT, MD, PHD's specialty?
HALSEY WYATT, MD, PHD specializes in Specialist and practices in NEW ORLEANS, Louisiana. Credentials: MD, PHD.
How much does HALSEY WYATT, MD, PHD prescribe under Medicare Part D?
In 2023, HALSEY WYATT, MD, PHD wrote 20 Medicare Part D claims totaling $164 in drug costs for 15 beneficiaries.
What is HALSEY WYATT, MD, PHD's Medicare quality score?
HALSEY WYATT, MD, PHD has a CMS MIPS Final Score of 96.9086/100 (Quality: 77.779). The national average MIPS Final Score is 83.1. Source: CMS Merit-based Incentive Payment System (MIPS) 2023.
Where is HALSEY WYATT, MD, PHD located?
HALSEY WYATT, MD, PHD is located at 5214 ANNUNCIATION ST, NEW ORLEANS, LA, 70115. Phone: (504) 669-9084.
What is HALSEY WYATT, MD, PHD's NPI number?
HALSEY WYATT, MD, PHD's National Provider Identifier (NPI) is 1558309013, issued on 06/04/2006.
How many Specialist providers are there in the US?
There are 69,658 Specialist providers across 55 states in the US. The average Specialist provider writes 1,474 Medicare Part D claims per year.
Does HALSEY WYATT, MD, PHD accept Medicare?
HALSEY WYATT, MD, PHD appears in CMS Medicare data with 20 Part D claims and 15 Medicare beneficiaries in 2023. Contact the provider's office directly to confirm current Medicare enrollment and accepted plans.
How can I verify HALSEY WYATT, MD, PHD's credentials?
HALSEY WYATT, MD, PHD's NPI is 1558309013 with credentials MD, PHD. You can verify this through the NPPES NPI Registry, check state medical board records, and confirm board certification through the ABMS or AOA.

Data Sources

Provider Directory
CMS National Plan and Provider Enumeration System (NPPES), download.cms.gov/nppes, updated monthly. Contains NPI, specialty, credentials, and practice location.
Specialty Classification
NUCC Health Care Provider Taxonomy (nucc.org), the industry standard for classifying provider specialties in Medicare and Medicaid billing.
Prescribing Data
CMS Medicare Part D Prescriber Public Use File (2023). Includes claims, drug costs, beneficiaries, and opioid prescribing rates.
Quality Performance
CMS Merit-based Incentive Payment System (MIPS) — 2023 performance year.
Limitations
Provider data is self-reported to CMS. Prescribing data reflects Medicare Part D only and does not include commercial insurance, Medicaid, or cash prescriptions. Claims below 11 beneficiaries are suppressed by CMS for privacy.

See our complete data methodology for details on how we collect and process government data.

Data as of April 2026 (NPPES) / 2023 (Medicare Part D). Source: Centers for Medicare & Medicaid Services (CMS).

Disclaimer: Data from CMS NPPES and Medicare Part D. PlainDoctor does not rate or rank providers. Provider information is self-reported and may not be current. Always verify information directly with the provider. About · Methodology